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| author | wolfbeast <mcwerewolf@wolfbeast.com> | 2019-03-25 17:53:14 +0100 |
|---|---|---|
| committer | wolfbeast <mcwerewolf@wolfbeast.com> | 2019-03-25 17:53:14 +0100 |
| commit | f2902217b38cf2e16e851ae84d61247f8e828180 (patch) | |
| tree | 0156a6db6aa8b4d87bf041ece5cf5229c59fe9de /other-licenses/7zstub/src/CPP/Common/ListFileUtils.cpp | |
| parent | 917a2c450f08ab4c934c9938319f10a1114272b4 (diff) | |
| download | uxp-f2902217b38cf2e16e851ae84d61247f8e828180.tar.gz | |
Update the 7z installer stub source to 18.05.
Tag #1022
Diffstat (limited to 'other-licenses/7zstub/src/CPP/Common/ListFileUtils.cpp')
| -rw-r--r-- | other-licenses/7zstub/src/CPP/Common/ListFileUtils.cpp | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/other-licenses/7zstub/src/CPP/Common/ListFileUtils.cpp b/other-licenses/7zstub/src/CPP/Common/ListFileUtils.cpp new file mode 100644 index 0000000000..f22680b504 --- /dev/null +++ b/other-licenses/7zstub/src/CPP/Common/ListFileUtils.cpp @@ -0,0 +1,117 @@ +// Common/ListFileUtils.cpp
+
+#include "StdAfx.h"
+
+#include "../../C/CpuArch.h"
+
+#include "../Windows/FileIO.h"
+
+#include "ListFileUtils.h"
+#include "MyBuffer.h"
+#include "StringConvert.h"
+#include "UTFConvert.h"
+
+static const char kQuoteChar = '\"';
+
+static void AddName(UStringVector &strings, UString &s)
+{
+ s.Trim();
+ if (s.Len() >= 2 && s[0] == kQuoteChar && s.Back() == kQuoteChar)
+ {
+ s.DeleteBack();
+ s.Delete(0);
+ }
+ if (!s.IsEmpty())
+ strings.Add(s);
+}
+
+bool ReadNamesFromListFile(CFSTR fileName, UStringVector &strings, UINT codePage)
+{
+ NWindows::NFile::NIO::CInFile file;
+ if (!file.Open(fileName))
+ return false;
+ UInt64 fileSize;
+ if (!file.GetLength(fileSize))
+ return false;
+ if (fileSize >= ((UInt32)1 << 31) - 32)
+ return false;
+ UString u;
+ if (codePage == MY__CP_UTF16 || codePage == MY__CP_UTF16BE)
+ {
+ if ((fileSize & 1) != 0)
+ return false;
+ CByteArr buf((size_t)fileSize);
+ UInt32 processed;
+ if (!file.Read(buf, (UInt32)fileSize, processed))
+ return false;
+ if (processed != fileSize)
+ return false;
+ file.Close();
+ unsigned num = (unsigned)fileSize / 2;
+ wchar_t *p = u.GetBuf(num);
+ if (codePage == MY__CP_UTF16)
+ for (unsigned i = 0; i < num; i++)
+ {
+ wchar_t c = GetUi16(buf + (size_t)i * 2);
+ if (c == 0)
+ return false;
+ p[i] = c;
+ }
+ else
+ for (unsigned i = 0; i < num; i++)
+ {
+ wchar_t c = (wchar_t)GetBe16(buf + (size_t)i * 2);
+ if (c == 0)
+ return false;
+ p[i] = c;
+ }
+ p[num] = 0;
+ u.ReleaseBuf_SetLen(num);
+ }
+ else
+ {
+ AString s;
+ char *p = s.GetBuf((unsigned)fileSize);
+ UInt32 processed;
+ if (!file.Read(p, (UInt32)fileSize, processed))
+ return false;
+ if (processed != fileSize)
+ return false;
+ file.Close();
+ s.ReleaseBuf_CalcLen((unsigned)processed);
+ if (s.Len() != processed)
+ return false;
+
+ // #ifdef CP_UTF8
+ if (codePage == CP_UTF8)
+ {
+ if (!ConvertUTF8ToUnicode(s, u))
+ return false;
+ }
+ else
+ // #endif
+ MultiByteToUnicodeString2(u, s, codePage);
+ }
+
+ const wchar_t kGoodBOM = 0xFEFF;
+ const wchar_t kBadBOM = 0xFFFE;
+
+ UString s;
+ unsigned i = 0;
+ for (; i < u.Len() && u[i] == kGoodBOM; i++);
+ for (; i < u.Len(); i++)
+ {
+ wchar_t c = u[i];
+ if (c == kGoodBOM || c == kBadBOM)
+ return false;
+ if (c == '\n' || c == 0xD)
+ {
+ AddName(strings, s);
+ s.Empty();
+ }
+ else
+ s += c;
+ }
+ AddName(strings, s);
+ return true;
+}
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